const int btn1 = 7;
const int btn2 = 1;
const int Brocheled1 = 2;
const int Brocheled2 = 3;

//Variables
int etat_btn1v = 0;
int etat_btn1vprec = 0;
int led1 = 0;

void setup() {
  
  pinMode (btn1, INPUT);
  pinMode (btn2, INPUT);
  pinMode (Brocheled1, OUTPUT);
  pinMode (Brocheled2, OUTPUT);

 }

void loop() {
  etat_btn1v = digitalRead (btn1);
  if ((etat_btn1v == HIGH) && (etat_btn1vprec == LOW)) {
led1 = 1 - led1; 

}
etat_btn1vprec = etat_btn1v;


  if (led1 == 1){
    digitalWrite (Brocheled1, HIGH);
    }
        
  else{
    digitalWrite (Brocheled1, LOW);
  }
  
  
  
  }